Dogs have instincts that we sometimes can't even predict. There are behaviors that are just hardwired in there — sometimes it's even easy to forget that they once lived in the wild! But every now and ...

Dear Dr. Fox: We have a German shorthaired pointer-Lab mix puppy; she is not quite 5 months old. She has had two urinary tract infections. When she developed the second one, our vet did a urinalysis ...